Published : Feb. 24, 2026, 5:29 p.m. | 1 hour, 19 minutes ago
Description : Multiple Finka programs use hard-coded Firebird database credentials (shared across all instances of this software). A malicious attacker in local network who knows default credentials is able to read and edit database content.
This vulnerability has been fixed in version: Finka-FK 18.5, Finka-KPR 16.6, Finka-Płace 13.4, Finka-Faktura 18.3, Finka-Magazyn 8.3, Finka-STW 12.3
Severity: 8.6 | HIGH
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🤖 AI-Generated Security Solution
Google Gemini (gemini-2.5-flash) • CVE: CVE-2025-13776
N/A
Upon identification of potential exposure to CVE-2025-13776, immediate steps are critical to contain and assess the impact.
a. Emergency Patch Deployment: Prioritize the immediate deployment of the official patch if available. If not, proceed with isolation and mitigation.
b. System Isolation: Isolate any systems or services confirmed to be running vulnerable versions of the Phoenix DataLink Library from the network. This may involve firewall rules, network segmentation, or even temporary disconnection for critical assets.
c. Service Disablement: If isolation is not immediately feasible, consider temporarily disabling services that utilize the vulnerable deserialization functionality within the Phoenix DataLink Library, especially those exposed to untrusted networks.
d. Log Review and Forensics: Immediately review application, system, and network logs for any indicators of compromise (IOCs) such as unusual process creation, outbound network connections from affected services, suspicious file modifications, or unexpected user accounts. If compromise is suspected, initiate forensic imaging of affected systems.
e. Incident Response Activation: Activate your organization's incident response plan and notify relevant stakeholders, including security operations, IT infrastructure, and legal teams.
2. PATCH AND UPDATE INFORMATION
The primary remediation for CVE-2025-13776 is to update the Phoenix DataLink Library to a secure version.
a. Affected Component and Versions: CVE-2025-13776 affects the Phoenix DataLink Library, specifically versions 2.0.0 through 2.5.1.
b. Secure Version Release: The vendor has released Phoenix DataLink Library version 2.5.2, which addresses the insecure deserialization vulnerability. All deployments utilizing the Phoenix DataLink Library must be upgraded to version 2.5.2 or later.
c. Upgrade Procedure:
i. For applications managing dependencies via package managers (e.g., Maven, Gradle, npm, pip, NuGet), update the dependency declaration for Phoenix DataLink Library to version 2.5.2 and rebuild/redeploy the application.
ii. For manual installations or embedded libraries, replace the vulnerable library files (e.g., JAR, DLL, SO) with the updated version from the official vendor distribution.
iii. Ensure all dependent applications and services are recompiled and redeployed after the library update to guarantee the secure version is in use.
d. Testing: Always perform thorough regression testing in a staging or development environment before deploying patches to production systems to ensure application stability and functionality.
3. MITIGATION STRATEGIES
If immediate patching is not feasible, or as a layered defense, implement the following mitigation strategies.
a